Table 1.
Experiment 1: total number of c-Fos positive neurons and average number of neurons per square millimeter in the VP-m during specific PIT and the proportion of c-Fos-positive neurons retrogradely labeled with CTb infused into the MD or FG into the VTA
| Group | Total number of neuronsa |
Average per mm2 |
||||
|---|---|---|---|---|---|---|
| PIT | LP | CS | PIT | LP | CS | |
| CTb+ | 119.33 (5.36) | 113.30 (7.78) | 111.30 (4.94) | 139.58 (9.00) | 127.03 (12.05) | 123.07 (6.80) |
| FG+ | 140.11 (4.01) | 133.10 (5.09) | 129.10 (9.28) | 161.58 (8.66) | 145.66 (7.15) | 138.20 (8.42) |
| CTb+FG+ | 14.66 (2.58) | 13.60 (1.76) | 12.30 (1.65) | 15.15 (2.99) | 13.41 (2.15) | 12.12 (1.63) |
| c-Fos+ | 70.67 (12.18) | 50.40 (5.02) | 47.80 (7.41) | 73.14 (11.42) | 50.43 (6.00) | 48.22 (8.09) |
| CTb+Fos+ | 6.89 (1.46) | 2.80 (0.70) | 3.00 (1.15) | 9.23 (1.58) | 3.54 (0.80) | 3.85 (1.23) |
| FG+Fos+ | 5.33 (1.17) | 4.90 (1.08) | 2.90 (0.90) | 7.64 (1.14) | 5.67 (1.21) | 3.69 (0.89) |
| CTb+FG+Fos+ | 2.00 (0.33) | 0.70 (0.21) | 0.80 (0.29) | 2.13 (0.38) | 0.69 (0.38) | 0.80 (0.29) |
| %CTb+Fos+ | 5.63 (1.22) | 2.29 (0.51) | 2.57 (0.90) | 6.56 (1.20) | 2.68 (0.46) | 2.88 (0.85) |
| %FG+Fos+ | 3.85 (0.87) | 3.78 (0.88) | 2.17 (0.63) | 4.89 (0.90) | 3.89 (0.83) | 2.57 (0.55) |
| %CTb+FG+Fos+ | 17.10 (3.47) | 6.28 (2.04) | 5.27 (2.03) | 19.38 (5.02) | 7.45 (2.73) | 5.24 (2.02) |
Values represent mean (SEM).
aGroup means of the sum of three sections.